That was quick. I was thinking of Satscape. Its good... give it a try. It is available cross platform, and as i recall, it has a script on the site that checks to see if you have a good version of java installed.
the URL is http://www.satscape.co.uk/iweb/Satscape/Front_page.html
Hope that helps.
Michael Heim
Chief Engineer, Forever Broadcasting
New Castle PA
WKST WJST WWGY
814-671-0666
Chapter Chair, SBE-122
ARS KD0AR